31 December 2013, 10:12 AM ET
Scientists say they've created ten genetically engineered piglets this year that glow green under a black light.
30 December 2013, 07:29 PM ET
This fame might make it seem there is just one fungus that can create such a nightmare. But in fact there are many species of them, and zombifying ants is not their only speciality.
30 December 2013, 05:00 PM ET
The naked mole rat has won Science Magazine's award as Vertebrate of the Year for its role in groundbreaking cancer research this year.
30 December 2013, 04:38 PM ET
Genetic research from across the ocean poised to help coffee bean growers in Columbia.
30 December 2013, 03:04 PM ET
A Tobacco Hornworm caterpillar that fed on regular tobacco was able to ward off a spider attack with a release of noxious warning that is produced nicotine. Caterpillars fed genetically modified tobacco did not fare well.
30 December 2013, 03:01 PM ET
While the new finding may not push Alice's hookah-smoking insect from its psychedelic pedestal, this caterpillar is pretty snazzy, as it puffs out nicotine to ward off hungry wolf spiders.
30 December 2013, 08:35 AM ET
Bat sex involves unique behaviors not seen in other mammals, including swarming, honking and oral sex.
23 December 2013, 02:20 PM ET
Startup Hampton Creek Foods has been developing plant-based substitutes for eggs. The company's founder Joshua Tetric talks about how egg production is unsustainable with Earth's growing population and how his company is attacking the problem.
21 December 2013, 11:32 AM ET
Butterflies that drink turtle years, fish that climb massive waterfalls and cockroaches that survive snowstorms are among the craziest animal stories of the year.
20 December 2013, 11:57 PM ET
Oil spills cause devastating long-term effects on dolphins, according to new research.
20 December 2013, 07:24 PM ET
2013 was a good year for animals.
20 December 2013, 06:57 PM ET
This Holiday Season, have some food for thought.
20 December 2013, 03:31 PM ET
For Christmas, your dog will likely want whatever you offer.
20 December 2013, 03:14 PM ET
Having a fearsome bite won't get you out of a root canal. A male Siberian tiger named Marty had to undergo the dreaded dental procedure in his den at Scotland's Highland Wildlife Park after keepers noticed signs of trouble.
20 December 2013, 02:20 PM ET
A dubious record has been set this year: More than 800 manatees died off Florida, for the first time ever. Many were killed by red tide, a type of toxic algae.
20 December 2013, 12:56 PM ET
As marijuana's once-ironclad restrictions become more relaxed, and researchers begin to find more therapeutic uses for the formerly banned substance, pet owners around the world are wondering: Is pot good for my pet?
20 December 2013, 12:49 PM ET
Worker ants in some species emit antimicrobial secretions to sanitize themselves on the forest floor. Now, new research shows that these ants also share their cleaning fluids with young, vulnerable broods to keep their youngsters infection-free.
20 December 2013, 12:10 PM ET
From turtles that pee from their mouths to bone-dissolving zombie worms, the animal kingdom can be downright disturbing
20 December 2013, 11:30 AM ET
Several pods of dolphins were seen off the shores of the Breton Wildlife Preserve swimming in oil and a chemical dispersant mix from a BP oil spill.
19 December 2013, 08:52 PM ET
We thought it might have something to do with defending their nests against brood parasitism, a behaviour where other birds to raise your babies.
19 December 2013, 05:21 PM ET
Lead ammunition may be going the way of leaded gasoline, as an increasing number of wildlife conservationists and public health advocates support the use of non-lead ammo, sometimes referred to as "green bullets."
19 December 2013, 03:59 PM ET
If wolves lose endangered status, entire ecosystems will suffer.
19 December 2013, 01:40 PM ET
How many elephants are there in Africa? A new mission will count elephants in 22 countries throughout Africa, the largest effort of its kind.
19 December 2013, 01:39 PM ET
Bonobos have a reputation among the great apes as "hippie chimps," and new research hints that hormones may be a key element in keeping the animals' aggression in check.
18 December 2013, 07:01 PM ET
The giant moa may have been tall, but it was not as hefty or strong boned as previous research has suggested, according to a new analysis of a full-body skeleton.
18 December 2013, 03:40 PM ET
Scientists outfitted an elusive snow leopard with a GPS collar in Nepal, a first for the Himalayan country. By tracking the movements of the spotted cat, conservationists hope to learn more about the ecology and behavior of the endangered species.
18 December 2013, 03:39 PM ET
Conservationists captured an elusive snow leopard in Nepal and outfitted it with a GPS collar in a first for the Himalayan country.
18 December 2013, 02:28 PM ET
Photos of fuzzy penguin chicks at a remote East Antarctica penguin colony first visited in 2012.
18 December 2013, 02:15 PM ET
A recent visit to a remote Antarctica penguin colony found about 5,000 fuzzy penguin chicks, meaning the colony is even bigger than previously thought.
18 December 2013, 11:43 AM ET
A team from Belgium's Princess Elisabeth Antarctica polar research
station recently made a second trip to a 9,000-strong colony of emperor
penguins in East Antarctica. The colony's existence was first confirmed in
2012. International Polar Foundation
17 December 2013, 04:35 PM ET
Laser technology known as lidar could be used to track polar-bear dens and, in turn, help shield the dens full of helpless baby polar bears from oil and gas exploration.
17 December 2013, 03:03 PM ET
New study documents the behavior of both predator and prey like never before.